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Rigamajig Simple Machines Kit - 78pc - Cat# 5T-RG-57


Skills Starter Kit - TECH Gr 4-6 - Cat# 83-54TCH46

Rigamajig Basic Builder Kit - Cat# 5T-RG-263

Product Number: 5T-RG-263

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Quick Overview

Rigamajig Basic Builder Kit - Cat# 5T-RG-263

Availability: In stock



Designed by Cas Holman, Rigamajig is a building system of carefully shaped wooden planks, wheels, pulleys, nuts, bolts and rope designed for collaborative makers to follow their curiosity through play.

Engaging the inquisitive mind and creative spirit, Rigamajig empowers children to think three dimensionally. Children often say “this isn’t a toy, this is real!” as they build machines and structures larger than themselves.

Rigamajig inspires group STEM problem solving and play in three dimensions to explore mechanics, engineering and structure. (Age 3+)

Rigamajig Basic Builder Kit is Ideal for classrooms, children’s museums, and public libraries, the solid wood 2cm (3/4”) thick planks range from 30- 110 cm (12”- 44”) in length. The Basic Builder Kit has 265 parts in total.

Rigamajig is intended for 2-20 kids to play together in a supervised environment. Teachers across the US have been developing lesson plans that use Rigamajig to learn simple machines, mathematics, STEAM topics, and much much more. Best yet, the students design ways to use it in the classroom and all around the school.


The Rigamajig is a large-scale building kit used for hands-on free play and learning. This collection of wooden planks, wheels, pulleys, nuts, bolts and rope allows children to follow their curiosity through play. 

  • 265 parts total; all parts made in the U.S.

  • Plastic parts are made from 100% recycled nylon.

  • Wood parts are made from the highest grade Baltic birch plywood and finished with a non-hazardous, air-pollutant-free finish.

  • Includes two milk crates for small piece storage

  • Cart with contents weighs approximately 149 lbs.

  • Made in Providence, Rhode Island

  • Requires a minimum play area of 100 square feet (per kit)

  • Complies with U.S. & EU Consumer Product Safety Testing for Children's Toys

  • Portable and sealable 

Benefits of Rigamajig

Promotes playful, cooperative learning

Rigamajig creates playful, cooperative learning communities, through means of collaborative building and child-directed play.The kit enables easily accessible, cognitively challenging play opportunities for children of any age in any environment.


Enhances STEM and STEAM learning

Rigamajig fits with principles of STEM and STEAM education, which promote focus on science, technology, engineering, math, and art through hands-on, inquiry-based learning to provide children opportunities for creativity, innovation, collaboration, and critical thinking.


Develops problem-solving skills

Children simultaneously practice problem solving while designing and playing with their technological inventions. They create and work with simple machines (e.g. pulleys, ramps, and screws) as a means to create new, more complex machines.


Encourages cognitive thinking and investigations

Play, fantasy, and imagination are all part of children's everyday cognitive thinking and investigations. It is when these are all manifested in a single activity that children invest and fully engage in problem solving and amazing feats of creativity.

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We completely understand if you cannot receive a shipment at the moment. NOT TO WORRY, we can hold your order to ship at a later date OR send it to your residence.

We can also tailor-make Home Learning Educational Kits for your students and ship them directly to their residence.


Our showroom and warehouse are OPEN! If you feel more comfortable with curbside pick-up that option is still readily available too!

You can place an order online or call our toll free line 1-800-263-3556 OR local (GTA) 905-731-6944 to speak to our Kidder team. We are available 9am to 5pm EST Monday to Friday.

Feel free to also reach us at our general inbox info@kidder.ca if you have any questions or require a quote.